Polymers · Chemistry · JEE Main

Match List I with List II

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Match the following

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Match List I with List II

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Given below are two statements :

Statement I : Ethene at 333 to $$343 \mathrm{~K}$$ and $$6$$-$$7$$ atm pressure in the presence of $$\mathrm{AlEt}_{3}$$ and $$\mathrm{TiCl}_{4}$$ undergoes addition polymerization to give LDP.

Statement II : Caprolactam at $$533$$-$$543 \mathrm{~K}$$ in $$\mathrm{H}_{2} \mathrm{O}$$ through step growth polymerizes to give Nylon 6.

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The polymer $$\mathrm{X}$$ - consists of linear molecules and is closely packed. It is prepared in the presence of triethylaluminium and titanium tetrachloride under low pressure. The polymer $$\mathrm{X}$$ is-

Buna-S can be represented as:

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Polymer used in orlon is :

Caprolactam when heated at high temperature in presence of water, gives

Match List I with List II

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Match List I with List II

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Which of the following is NOT a natural polymer?

Match List I with List II

	List - I (Polymer)		List - II (Nature)
(A)		(I)	Thermosetting polymer
(B)		(II)	Fibers
(C)		(III)	Elastomer
(D)		(IV)	Thermoplastic polymer

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Terylene polymer is obtained by condensation of :

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Match List I with List II.

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Vulcanization of rubber is carried out by heating a mixture of

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Melamine polymer is formed by the condensation of:

Match List - I with List - II.

	List-I Polymer		List-II Repeat Unit
(a)	Acrilan	(i)
(b)	Neoprene	(ii)
(c)	Polystyrene	(iii)
(d)	Buna-N	(iv)

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Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : Dacron is an example of polyester polymer.

Reason R : Dacron is made up of ethylene glycol and terephthalic acid monomers.

In the light of the above statements, choose the most appropriate answer from the options given below.

The polymer, which can be stretched and remains its original status on releasing the force is

Given below are two statements, one is Assertion (A) and other is Reason (R).

Assertion (A) : Natural rubber is a linear polymer of isoprene called cis-polyisoprene with elastic properties.

Reason (R) : The cis-polyisoprene molecules consist of various chains held together by strong polar interactions with coiled structure.

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Which one of the following is NOT a copolymer?

Which is true about Buna-N?

Match List - I with List - II

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Which of the following sets are correct regarding polymer?

(A) Copolymer : Buna-S

(B) Condensation polymer : Nylon-6,6

(C) Fibres : Nylon-6,6

(D) Thermosetting polymer : Terylene

(E) Homopolymer : Buna-N

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Which of the following is not an example of a condensation polymer?

Which of the following is an example of polyester?

The Novolac polymer has mass of 963 g. The number of monomer units present in it are